"What's faster: turbo speed, or sonic speed? That's one of the questions we'll be looking at day in this review of the HD 4870 Sonic Dual Edition, from Palit.

The first wave of ATI HD 4870 video cards have made a big splash, surprising everyone with exceptional levels of performance. But as that first wave of cards crested, many hardware reviewers, myself included, wondered what the next wave would be like. Given some time, you'd suspect that all the various board partners would be tweaking and altering the designs of their cards somewhat, trying to make their own particular twist stand out of the pack."